Home / 47,201.50-70,802.44-19,122.09

Finding the Fourth Proportional to 47,201.50, 70,802.44 and 19,122.09

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Solution

The fourth proportional to 47,201.50, 70,802.44 and 19,122.09 is: 28,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,201.50 : 70,802.44 = 19,122.09 : x
  2. Step 2: Convert to fraction form
    47,201.50/70,802.44 = 19,122.09/x
  3. Step 3: Cross multiply
    47,201.50x = 70,802.44 × 19,122.09
  4. Step 4: Simplify right side
    47,201.50x = 1,353,890,316.59
  5. Step 5: Solve for x
    x = 1,353,890,316.59/47,201.50
  6. Step 6: Final answer
    x = 28,683.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.